Blue Flower

Recently, four units decanter centrifuge and two units Hi-G dryer shaker are to be dispatched for drilling waste management in Africa and Middle East. Drilling waste disposal has become a crucial part of drilling contractor, as the environmental regulations require a clean and safe disposal through out every country.

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Decanter Centrifuge to Africa Drilling Company

Many drilling companies are more likely to buy the decanter centrifuge themselves for their solids control and first stage waste cuttings drying, because the price of decanter centrifuge is not that high as before. GN centrifuges are reasonable in price and excellent in performance and quality. It will save much for the drilling company when compared with centrifuge rental from solids control service company. The African drilling company ordered:

2 units x GNLW363BG, high speed centrifuge with a fixed speed of 3200RPM.

2 units x GNLW363BG-VFD, Variable speed decanter centrifuge with PLC and VFD electric control system. It is equivalent to Derrick DE1000FHD and MI-SWACO 518HV.

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Hi-G Dryer shaker to Middle East

With advanced GN Hi G technology, the Hi-G dryer shaker is efficient in recovering more oil based drilling fluids and the Oil On Cuttings (OOC) figures is significantly reduced. Another benefit is the elimination of whole mud losses from the traditional shale shaker. So with the use of Hi G dryer shaker in the down stream of mud system, it can allows the shakers to run at their maximum capacity without the concern of the mud loss of the mud system. This is why the Middle East drilling contractor cone to us for the Hi G dryer for their existing mud system.

One set of decanter centrifuge package is now ready to deliver to Kuwait for oil sludge treatment. We have meet with the client for several times at CIPPE 2014, Beijing and OTC 2014 and finally come to our factory for signing the contact. Decanter centrifuge separation is just part of oil sludge treatment. This time the client require a VFD centrifuge for their current project.

Decanter centrifuge for oil sludge treatment


Oil Sludge Treatment Decanter Centrifuge Package
1 x Decanter Centrifuge, GNLW363BG-VFD
1 x Centrifuge Skid with operation platform

Decanter centrifuge for oil sludge treatment

Features of GN VFD + PLC Decanter Centrifuge
● VFD (Variable Frequency Drive) Decanter Centrifuge
●Controlled and monitored by a Programmable Logic Controller (PLC). Requires fewer operating personnel and features automatic adjustment for different operating conditions
● Patent Design with the highest configuration and best material for long and reliable service
●Bowl Cylindrical and Conical section made from Duplex Stainless Steel 2205 by centrifugal casting
●Other Parts of the bowl assembly material: stainless steel SS316L
●Screw protection: Tungsten Carbide Tiles for longer life and easier replacement
●Screw flow distribution port and bowl solids discharge port protected by tungsten carbide alloy
●Easily adjustable liquid discharge weir height for flexible application
●Bowl assembly supported by tighten belt for protection of bearing in moving
●Genuine SKF bearing for longer and reliable operation

The purpose of the decanter centrifuge as applied to a weighted water-base drilling mud is to control viscosity. This is accomplished by concentrating the colloidal-size and clay-size solids fraction into the effluent (liquid) steam and disposing of this phase. The economic justification of using the centrifuge on this type of system is the simultaneous return of weight material. Using a centrifuge on weighted water-based muds eliminates the expense of throwing away (jetting) whole mud to control viscosity. Water dilution and excess waste volume are minimized.

decanter centrifuge


* Add enough dilution water to reduce the effluent viscosity to 35-37 sec/qt marsh funnel viscosity. If the overflow is 37 sec/qt or less without dilution, none is needed.

* Operate the decanter centrifuge at a slower feed rate for longer periods to maximize efficiency and provide a more homogeneous mud system. It is better to run the centrifuge for eight hours processing 10 gpm than for four hours processing 20 gpm.

Weighted Oil-Base Muds

Single centrifuges have typically been run to control viscosity only on weighted water based muds. On an oil base mud system, the cost of discarding the fluid phase and chemicals with the colloidal solids can be prohibitive.

GN centrifuges are properly designed for oil and gas drilling operations, please contact GN centrifuge for more information.

desander for a variety of drilling fluid solids control. Can be used with different specifications shaker, desander , mud and other equipment in addition to matching.Motor driven agitator , after reduction gear box , and stirred with a stirrer rotation of the impeller drive shaft , the drilling fluid at a constant stirring speed of the impeller to form a circulating flow of drilling fluid suspension of the solid phase particles , reliable continuous agitation the density of the drilling fluid and other properties remain stable .

The Solids Control motor with horizontal installation , single-stage deceleration mechanism arc cylindrical worm reducer , with a high efficiency . Seal with a special mechanism to solve the problem of unreliable seal. GN of this Mud cleaner has a low center of gravity , good stability, good damping effect , small size , saving tank area , smooth operation , mixing good effect, high efficiency advantages. On our planet, there is one place, which is designed to provide Mud cleaner for the rest of the world. You want to know where this place is? So, please pay attention to GN.

Installation, commissioning and maintenance:1, Mud cleaner stable support base, connected firmly fixed when righting sleeve concentric with the centerline of the agitator shaft.Before the official use should be installed after the cleaner load test, load test first no-load test, when the load without failure before loading. Test set not less than two hours, running should be balanced without shock, vibration, noise and leakage phenomenon, found fault immediately removed. 2, should be injected before the worm gear using N220 ~ N320 (Ambient temperature -30 ℃ ~ 40 ℃) or N320 ~ N460 (ambient temperature 40 ℃ ~ 65 ℃) on the oil standard oil to the center, and take down the breather small cone on the plug. After the first 100 hours of use, the internal wash put new oil, after oil change every 2500 hours.3, the cleaner should be regular maintenance (typically every six months), found reducer abrasions, gluing and obvious wear and tear, shall take effective measures. To shop for desander, visithere.

Hebei GN Soids Manage Company., Ltd. set up it's department organization as well as stockroom within Houston Tx this past year. Since that time we're maintaining stocking the primary equipment presently there.

mud agitator with regard to solids manage tend to be products which get rid of exercise cuttings in the drilling liquid whilst moving as well as drilling. The actual mud agitator all of us filled within Houston is actually GN Solids Control's brand new design GNZS594E-HB. mud agitator are utilized in order to procedure unweighted as well as weighted, water-based as well as oil-based drilling liquids. Mechanised power is actually employed to boost the gravitational pressure exerted upon solids which are contained in the actual dirt program. oilfield mud agitator can utilize more than 3, 000 G-forces about the liquid/solids blend, that sets apart the actual weightier solids in the lighter in weight solids. Furthermore, higher G-forces individual good solids through fluid. The actual mud agitator all of us filled within Houston is actually GNLW 363 sequence as well as GNL W553 sequence. When using mud agitator, it is best and other solids control equipment to run together.

Mud agitator by a group of cyclone shaker and a breakdown of the composition of the upper part of the cyclone, the lower part of the shaker. 100mm from the group consisting of a cyclone swirler. Mainly used to deal with increased drilling, recycling barite; heavier drilling fluids can also be used for non-recovery of precious liquid. While the slurry process is merely a stirrer cyclone underflow material, not all the drilling fluid flow, the cleaner will shaker occurrence of clogging tendency, the following approach may be used to prevent and overcome. In order to better show the mud agitator to customers immediately choose a good place to enter this site you are dreaming of.

All of us warmly encouraged clients arrived at the Houston stockroom to look at the tools. In the event that you are looking at the items, you can go and also have the check operate. Make sure you give us a call from +1-713-878-0880 for more information. Each of our facilities are in hot sales, if you fancy it, please contact us immediately.

The Hi-G dryer not only ensured environmental compliance with DTI regurgitation but exceeded the operator’s own in-house target of 80 GMS/kg. A total of 534 bbls of oil based mud wast recovered and Oil On Cuttings (OOC) figures were significantly reduced. It must be noted that the OOC target set by the operator was net even thought the majority of screens utilized on the shaker were 180-230 mesh. This can be directly attributed to GN screen technology which allows greater screening capacities from the same size shaker without increasing OOC level. Over the first there wells, fluid losses overboard equated to 0.085 bbls/ft.

Hi G dryer shaker


It mud be noted that until the advent of GN Hi G technology, the traditional method for control of OOC was install a cuttings wash/cleaning system. This was not only an expensive solution. But in some cases a very inefficient one, which sometimes reported higher figures than that being discarded from the shaker. As it is, the Hi G dryer requires minimal supervision. Together with its low operation costs and significant savings in fluid, it is an attractive alternative to any cuttings cleaning system. It can also be utilized well with high cost “pseudo” mud and/or “closed loop” systems.

GN Hi-G dryer shaker for Drilling Cuttings Drying System


Another major benefit of the Hi G dryer technology, sometimes overlooked, is the elimination of whole mud losses from the shaker. This historically has ensured that the shakers were never run at their optimum capacity and thus the solids control system efficiency was adversely affected. Incorporating the Hi G dryer down steam allows the shakers to be run close to maximum capacity without the concern of whole mud losses.